How many movies have Cirilo Etulain and Sixto Pondal Ríos collaborated on?

They have worked on 5 movies together! Their first movie together was Kilómetro 111 (1938) while their highest rated movie together was La hija del ministro (1943). They have not worked together since Deshojando margaritas (1946). They are most known for their drama films together.